1、.蘇州大學(xué)20052006學(xué)年度第一學(xué)期臨床醫(yī)學(xué)7年制生生理學(xué)試題（雙語B卷）2005，01PhysiologicalTestPaper(TypeB)forMedicalStudent(7yearlengthofschooling)Year05To06,FirstSemester,SoochowUniversityJan,2005Name：IDforStudy：Score：_PARTExplanationofterminology:（20Points）Positivefeedback:Antiporter:Restingpotential:MeanArterialPressure:Surfac

2、tant:Basicelectricalrhythm(BER):Respiratoryquotient:Renalreabsorption:Puberty:Corebodytemperature:.PARTSingleChoice:（30Points,PleaseMakeYourAnswerinTABLE）Number123456789101112131415AnswerNumber161718192021222324252627282930Answer1Whatarespecializedtoproduceforceandmovement?A.musclecellsB.connectivet

3、issuesC.nervecellsD.epithelialcellsE.synapse2ThefluidenvironmentsurroundingeachcelliscalledtheA.intracellularfluidB.infracellularfluidC.internalenvironmentD.externalenvironmentE.nuclearfluid3Howmuchofnormalbodyweightismadeupofwater?A.10%B.35%C.60%D.90%E.70%4WhichofthefollowingisNOTacharacteristicofl

4、ife?A.growthB.responsivenessC.reproductionD.organsystemsE.adaptionWhichofthefollowingdoesNOToccurinaskeletalmuscleduringcontraction?A.thickandthinfilamentsbindtoeachotherB.musclefibersstretchC.thickandthinfilaments“slide”pasteachotherD.musclefibersshortenE.thickandthinfilamentsoverlapAbouttheforming

5、mechanismofactionpotential,ascendingbranchisduetoA.Ca+excurrentflowB.K+incurrentflowC.Na+excurrentflowD.K+excurrentflowE.Na+incurrentflowTherandomthermalmotionofmoleculesfromanareaofhigherconcentrationtooneoflowerconcentrationistermedA.fluxB.diffusionC.osmosisD.bulkflowE.pump.Iftheend-diastolicventr

6、icularvolumesareincreased(withinphysiologicallimits)thestrokevolumewouldbedecreasedcardiacoutputwouldbedecreasedvenouspressurewouldbedecreasedtheforceofcardiaccontractionwouldbedecreasedabove-mentionedresultswouldbeincorrectThemaximumofventricularpressurewilloccurinA.Periodofisovolumetriccontraction

7、B.PeriodofatriumSystoleC.PeriodofventricularejectionD.PeriodofisovolumetricrelaxationE.PeriodofventricularfillingAdecreaseinheartrate,withstrokevolumeandperipheralresistanceheldconstant,willresultinadecreaseinallofthefollowing,exceptA.arterialdiastolicpressureB.arterialsystolicpressureC.cardiacoutpu

8、tD.arterialpulsepressureE.meanarterialpressure11MyocardialcontractilityisbestcorrelatedwiththeintracellularconcentrationofA.Na+B.K+C.Ca+D.Cl-E.Mg+Thegreatestpressuredropinthecirculationoccursacrossthearteriolesbecausetheyhavethegreatestsurfaceareatheyhavethegreatestcross-sectionalareathevelocityofbl

9、oodflowthroughthemishighestthevelocityofbloodflowthroughthemislowesttheyhavethegreatestresistanceThemostimportantchemicalfactortostimulaterespiratoryexcitationisA.HCO-3B.K+C.H+D.CO2E.O2Correctdescriptionofthedeadspacedoesnotincludedeadspaceisthevolumeofairthatdoesnotreachareasofthelungwheregasexchan

10、geoccurs.anatomicaldeadspaceisduetotheconductionairways.alveolardeadspaceisduetoalveolithatreceiveinadequatebloodflow.physiologicaldeadspaceisthesumofanatomicalandalveolardeadspaces.deadspacevolumeisalwayschangeableThemoststrongdigestiveliquidis.A.salivaB.gastricliquidC.pancreaticliquidD.bileE.small

11、intestinalliquidThefunctionofintrinsicfactoristohelpDigestionandabsorptionofVitaminDDigestionandabsorptionofVitaminCDigestionandabsorptionofVitaminADigestionandabsorptionofVitaminEDigestionandabsorptionofVitaminB12ThemosteffectivecomponentofbileisA.bileacidsB.phospholipidsC.cholesterolD.PigmentsE.el

12、ectrolytes18ThequickeststomachemptyingisA.WaterB.carbohydrateC.proteinsD.fatsE.ions19TheprimarysitefordigestionandabsorptionoffoodisA.esophagusB.stomachC.smallintestineD.colonE.mouthThemostimportantexcretiveorganisA.lungB.kidneyC.skinD.GItractE.breast21Thehighestpercentageofglomerularfiltratereabsor

13、ptionoccursinA.BowmanscapsuleB.proximaltubuleC.ascendinglimbofloopofHenleD.distaltubuleE.collectingduct22Thekidney“handles”K+byA.filtrationonlyB.filtrationandreabsorptiononlyC.filtrationandsecretiononlyD.filtration,reabsorption,andsecretionE.filtration,reabsorption,andmetabolism23Pygmy,maybe,inthech

14、ildhoodresultedfromdeficiencyofA.growthhormoneB.T3C.CortisolD.insulinE.Aldosterone24Cretinism,maybe,inthechildhoodresultedfromdeficiencyofA.growthhormoneB.T3C.epinephrineD.oxytocinE.glucagon25Followinghormonemayelevatebloodglucoseconcentration,exceptA.epinephrineB.glucagonsC.CortisolD.calcitoninE.gr

15、owthhormoneBloodfromamarathonrunnerneartheendofaracewillcontainallofthefollowing,exceptA.decreasedglucoseB.increasedinsulinC.increasedglucagonsD.increasedfreefattyacidsE.increasedglycerol.27Undertheexercisecondition,themostheat-producingtissueisA.musclesB.fatsC.liverD.bloodE.nerves28Heattransferoccu

16、rsbyA.radiationB.conductionC.convectionD.evaporationE.above-mentionedall29ThebasicnervouscentreforbodytemperatureregulationisA.medullaoblongataB.pontineneuronsC.hypothalamusD.spinalcordE.braincortexAspirincanreducefeverbecauseitdirectlydepressesbodytemperatureitdirectlyincreasesheatlossitdirectlydec

17、reasesheatgenerationitdirectlyreducestemperaturesetpointinthehypothalamusitdirectlyletspersontakebehaviouralmeasuresagainstfeverPARTAnswerQuestion:（50Points）1PleaseanswercomponentsofatypicalECGtraceandeachmeaning.(8Points)2WhataredeterminantsandregulationofRBF?(8Points).3HowarepulmonaryventilationIn

18、fluencedbyPO2,PCO2,andpH?(10Points)4Whataretypicalandcommonpatternsofmotilityindifferentpartsofgastrointestinaltracts?8(Points)5Whatarefunctionsofthyroidhormones?(8Points)6Howdoesthehumanbodysreflexresponsetocold?(8Points).蘇州大學(xué)20052006學(xué)年度第一學(xué)期臨床醫(yī)學(xué)7年制生生理學(xué)試題（雙語B卷）2005，01PhysiologicalTestPaper(TypeB)for

19、MedicalStudent(7yearlengthofschooling)Year05To06,FirstSemester,SoochowUniversityJan,2005ANSWERPARTExplanationofterminology:（20Points）Positivefeedback:Therearesituationswheretheinitialresponseproducesfurtherchangeinthesamecondition.Thisisself-perpetuatingandiscalledpositivefeedback.Antiporter:Thecarr

20、ierproteincouplesthemovementofmoleculesinoppositedirections,thenitiscalledanantiporterandthemoleculesaresaidtobecounter-transported.Restingpotential:Underthequietorcalmconditions(withoutanystimuli),themembranedisplaysthepotentialdifferencebetweeninsideandoutsidethecell.MeanArterialPressure:MAP=Diast

21、olicPressure+1/3PulsePressure,about100mmHg(13.3kPa).Surfactant:Thefluidliningthealveolicontainsmaterial,aphospholipidsecretedbytypepneumocyteswhichlowersthesurfacetensionofalveoliandcausesurfacetensiontochangewithvolume.6Basicelectricalrhythm(BER):Thebasicelectricalrhythm(BER)isaslowspontaneousdepol

22、arizedwaveintheGItractandBERofsmoothmusclecellsformthebasis(actionpotential)ofstomachcontractions.Respiratoryquotient:RQ=MolnumberofproducingCO2inbodyperunittime/MolnumberofconsumptiveO2inbodyperunittime.Renalreabsorption:Saltandwaterarereabsorbedindifferentpartsofrenaltubulesintointerstitialfluidan

23、dfinallyintotheblood,whichisnamedrenalreabsorption.Puberty:OnsetofthespecialperiodsismarkedbypulsatilesecretionofGnRH,FSH,andLHbothinmaleandfemaleforbodyfastdevelopment.AnswerACCDBEBECDCEDECAnswerEAACBBDABDBAECDPARTAnswerQuestion:（50Points）1PleaseanswercomponentsofatypicalECGtraceandeachmeaning.(8Po

24、ints)ThreemajorcomponentsofanECGarePwave,QRScomplex,Twave.Pwave:atrialdepolarizationQRScomplex:depolarizationofventriclesTwave:repolarizationofventriclesPRintervalistheintervalfromthebeginningofatrialactivationtothebeginningofventricularactivation.QTintervalistherequiredforventriculardepolarizationa

25、ndrepolarization.2WhataredeterminantsandregulationofRBF?(8Points)RBFisdeterminedbysystemicarterialbloodpressureandrenalvascularresistance.RBFdemonstratesautoregulation.Autoregulationinvolvesafferentnotefferentarterioles.Autoregulationisexplainedeitherbythemyogenichypothesisortubuloglomerularfeedback

26、.3HowarepulmonaryventilationInfluencedbyPO2,PCO2,andpH?(10Points)Twogroupsofchemoreceptors,medullaryandperipheral,sendafferentinformationtothemedullaandinfluencethedepthandrateofrespiration.MedullarychemoreceptorsaresensitivetopHandincreaseventilationwhenpHfalls.Peripheralchemoreceptorsaresensitivet

27、opHPO2and,PCO,2,withPCO2beingmosteffective.SensitivityoftheperipheralchemoreceptorsisinfluencedbypH,.PO2,andPCO2.4Whataretypicalandcommonpatternsofmotilityindifferentpartsofgastrointestinaltracts?8(Points)Thecommonpatternsofmotilityindifferentpartsofgastrointestinaltractsisperistalsis.Thetypicalpatt

28、ernsofmotilityatstomachisreceptiverelaxationforstoreoffood.Thetypicalpatternsofmotilityatsmallintestineissegmentationforturningfoodintosmallerparticlesandhelpingabsorption.Thetypicalpatternsofmotilityatlargeintestineismassmovementforpushingthecontentsinthecolonintothenextdownstreamsegment.5Whatarefunctionsofthyroidhor